SYMBOLS: ▢ — empty slot (30 min) ■ — filled slot ▣ — current slot (blinks) ▨ — rest/break EDITING TASKS: • Click on text — edit • Enter — create new task • ↑/↓ — navigate between tasks • ! or [] — add checkbox SLOTS (right side): • Click — cycle: empty → work → rest → empty • Slot can only be assigned to one task • Rest slots are shown in all rows CHECKBOXES: • Click on ▢/☒ — mark as done • Works in any mode BUTTONS: ▶ — start timer || — stop timer ↻ — reload page RES — reset everything +/− — add/remove task COL — change theme EXIT — change user ? — this help HOTKEYS: F5 — start timer SYNC: Data syncs between devices automatically.